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75998053 is a prime number
BaseRepresentation
bin1001000011110…
…10001101100101
312022000002201201
410201322031211
5123423414203
611312522501
71611654445
oct441721545
9168002651
1075998053
113999850a
1221550431
131298b981
14a144125
156a12e1d
hex487a365

75998053 has 2 divisors, whose sum is σ = 75998054. Its totient is φ = 75998052.

The previous prime is 75998029. The next prime is 75998059. The reversal of 75998053 is 35089957.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72471169 + 3526884 = 8513^2 + 1878^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-75998053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 75997994 and 75998012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75998059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37999026 + 37999027.

It is an arithmetic number, because the mean of its divisors is an integer number (37999027).

Almost surely, 275998053 is an apocalyptic number.

It is an amenable number.

75998053 is a deficient number, since it is larger than the sum of its proper divisors (1).

75998053 is an equidigital number, since it uses as much as digits as its factorization.

75998053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 340200, while the sum is 46.

The square root of 75998053 is about 8717.6862182577. The cubic root of 75998053 is about 423.5787412242.

The spelling of 75998053 in words is "seventy-five million, nine hundred ninety-eight thousand, fifty-three".